Emma Has a Disorder That Includes Degeneration of Myelin Sheaths

question 164

Multiple Choice

Emma has a disorder that includes degeneration of myelin sheaths in her nervous system.Which disorders does Emma most likely have

• A) Alzheimer's disease 
• B) multiple sclerosis 
• C) schizophrenia 
• D) Parkinson's disease

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Definitions:

Absolute Threshold

The smallest intensity of a stimulus that can be detected by an organism's sensory systems 50% of the time.

Signal Detection

A theory that aims to quantify the ability to discern between information-bearing patterns and random patterns that distract from the information.

Absolute Threshold

The absolute threshold refers to the minimum intensity of a stimulus that one can detect 50% of the time.

Difference Threshold

The minimum difference in stimulation needed to detect a change or difference between two stimuli.